National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Partly Cloudy

77°F

25°C

Humidity 52%
Wind Speed N 13 G 22 mph
Barometer 30.10 in (1017.6 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 9 May 10:51 am CDT
Extended Forecast for

San Antonio International Airport TX

  • Today

    Today: Isolated showers after 1pm. Mostly sunny, with a high near 84. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 84 °F

    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers before 8pm. Mostly clear, with a low around 62. North wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 62 °F

    Isolated
    Showers then
    Mostly Clear

  • Saturday

    Saturday: Isolated showers after 1pm. Mostly sunny, with a high near 80. North northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 80 °F

    Sunny then
    Isolated
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. North northeast wind 5 to 10 mph.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 86. North wind around 5 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 58. North northeast wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 92 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. South southeast wind around 5 mph.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 99 °F

    Hot

Detailed Forecast

Today
Isolated showers after 1pm. Mostly sunny, with a high near 84. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
Isolated showers before 8pm. Mostly clear, with a low around 62. North wind 5 to 10 mph. Chance of precipitation is 20%.
Saturday
Isolated showers after 1pm. Mostly sunny, with a high near 80. North northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 60. North northeast wind 5 to 10 mph.
Sunday
Sunny, with a high near 86. North wind around 5 mph.
Sunday Night
Clear, with a low around 58. North northeast wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 62. South southeast wind around 5 mph.
Tuesday
Sunny and hot, with a high near 99. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
Mostly sunny and hot, with a high near 100.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Mostly sunny and hot, with a high near 99.
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio International Airport TX
 29.53°N 98.48°W (Elev. 817 ft)
Last Update:
7:42 am CDT May 9, 2025
Forecast Valid:
11am CDT May 9, 2025-6pm CDT May 15, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation